Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
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Fixed interest rate related to the interest rate derivative.

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No definition available.

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Floor rate on an interest rate derivative such as an interest rate floor or collar. If market rates falls below the floor rate, a payment or receipt is triggered on the contract.

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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-Name Accounting Standards Codification
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-SubTopic 10
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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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The number of derivative contracts entered into during the period.

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Financial Instruments and Derivative Instruments - Interest Rate Swaps and Non-Designated Cash Flow Hedge (Details) $ in Millions		3 Months Ended
	Feb. 12, 2016 USD ($) item	Apr. 02, 2017 USD ($) item	Dec. 31, 2016 item	Apr. 03, 2016 USD ($)
Term loan facility \| Term Loan due February 2021
Interest Rate Swaps
Face amount	$ 300.0
Amount drawn		$ 300.0
Senior unsecured revolving credit facility
Interest Rate Swaps
Amount drawn		$ 172.0
Borrowing capacity	$ 500.0
Forward exchange contracts \| Non designated
Interest Rate Swaps
Number of derivative contracts entered \| item		1	1
Forward exchange contracts \| Non designated \| Cash Flow Hedging
Amount of Gain or (Loss) Recognized in Income on Derivatives
Gain from derivatives recorded in statement of operations				$ (0.8)
Interest Rate Swaps \| Designated \| Cash Flow Hedging
Interest Rate Swaps
Number of derivative contracts entered \| item	2
Derivative fixed interest rate	1.31375%
Derivative notional amount	$ 225.0
Gain (loss) recognized in Accumulated Other Comprehensive Loss, effective portion		$ 0.2		$ (0.2)
Interest Rate Swaps \| Designated \| Cash Flow Hedging \| LIBOR
Interest Rate Swaps
Derivative, floor interest rate	0.00%